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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.184 by root, Tue Jan 17 12:22:59 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.12 2003/12/16 23:04:13 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		52	static uid_t saved_euid;
		53	static gid_t saved_egid;
		54	#endif
		55
		56	bool
		57	rxvt_tainted ()
		58	{
		59	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		60	return getuid () != saved_euid || getgid () != saved_egid;
		61	#else
		62	return false;
		63	#endif
		64	}
		65
		66	vector<rxvt_term *> rxvt_term::termlist;
		67
		68	static char curlocale[128], savelocale[128];
		69
		70	bool
		71	rxvt_set_locale (const char *locale)
		72	{
		73	if (!locale || !strncmp (locale, curlocale, 128))
		74	return false;
		75
		76	strncpy (curlocale, locale, 128);
		77	setlocale (LC_CTYPE, curlocale);
		78	return true;
		79	}
		80
47	void *	81	void
48	rxvt_term::operator new (size_t s)	82	rxvt_push_locale (const char *locale)
49	{	83	{
50	void *p = malloc (s);	84	strcpy (savelocale, curlocale);
		85	rxvt_set_locale (locale);
		86	}
51		87
52	MEMSET (p, 0, s);	88	void
		89	rxvt_pop_locale ()
		90	{
		91	rxvt_set_locale (savelocale);
		92	}
		93
		94	#if ENABLE_COMBINING
		95	class rxvt_composite_vec rxvt_composite;
		96
		97	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		98	{
		99	compose_char *cc;
		100
		101	// break compose chains, as stupid readline really likes to duplicate
		102	// composing characters for some reason near the end of a line.
		103	cc = (*this)[c1];
		104	while (cc)
		105	{
		106	if (cc->c2 == c2) return c1;
		107	cc = (*this)[cc->c1];
		108	}
		109
		110	// check to see wether this combination already exists otherwise
		111	for (cc = v.end (); cc-- > v.begin (); )
		112	{
		113	if (cc->c1 == c1 && cc->c2 == c2)
		114	return COMPOSE_LO + (cc - v.begin ());
		115	}
		116
		117	// allocate a new combination
		118	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		119	{
		120	static int seen;
		121
		122	if (!seen++)
		123	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		124
		125	return REPLACEMENT_CHAR;
		126	}
		127
		128	v.push_back (compose_char (c1, c2));
		129
		130	return v.size () - 1 + COMPOSE_LO;
		131	}
		132
		133	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		134	{
		135	compose_char *cc = (*this)[c];
		136
		137	if (!cc)
		138	{
		139	if (r) *r = c;
		140	return 1;
		141	}
		142
		143	int len = expand (cc->c1, r);
		144
		145	if (r) r += len;
		146
		147	if (cc->c2 != NOCHAR)
		148	{
		149	len++;
		150	if (r) *r++ = cc->c2;
		151	}
		152
53	return p;	153	return len;
54	}
55		154
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	155	}
		156	#endif
61		157
62	rxvt_term::rxvt_term ()	158	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	159	:
		160	#if TRANSPARENT
		161	rootwin_ev (this, &rxvt_term::rootwin_cb),
		162	#endif
		163	#ifdef HAVE_SCROLLBARS
		164	scrollbar_ev (this, &rxvt_term::x_cb),
		165	#endif
64	#ifdef CURSOR_BLINK	166	#ifdef CURSOR_BLINK
		167	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		168	#endif
		169	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	170	text_blink_ev (this, &rxvt_term::text_blink_cb),
		171	#endif
		172	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		173	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		174	#endif
		175	#ifdef SELECTION_SCROLLING
		176	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		177	#endif
		178	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		179	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	180	#endif
67	#ifdef POINTER_BLANK	181	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	182	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	183	#endif
		184	#ifdef USE_XIM
		185	im_ev (this, &rxvt_term::im_cb),
		186	#endif
		187	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb),	188	vt_ev (this, &rxvt_term::x_cb),
		189	check_ev (this, &rxvt_term::check_cb),
		190	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	191	destroy_ev (this, &rxvt_term::destroy_cb),
72	check_ev (this, &rxvt_term::check_cb),	192	pty_ev (this, &rxvt_term::pty_cb),
73	incr_ev (this, &rxvt_term::incr_cb)	193	incr_ev (this, &rxvt_term::incr_cb)
74	{	194	{
75	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	195	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		196
		197	termlist.push_back (this);
		198
		199	#ifdef KEYSYM_RESOURCE
		200	keyboard = new keyboard_manager;
		201
		202	if (!keyboard)
		203	rxvt_fatal ("out of memory, aborting.\n");
		204	#endif
		205	}
		206
		207	// clean up the most important stuff, do *not* call x or free mem etc.
		208	// for use before an emergency exit
		209	void rxvt_term::emergency_cleanup ()
		210	{
		211	if (cmd_pid)
		212	kill (-cmd_pid, SIGHUP);
		213
		214	#ifdef UTMP_SUPPORT
		215	privileged_utmp (RESTORE);
		216	#endif
		217
		218	delete pty; pty = 0;
76	}	219	}
77		220
78	rxvt_term::~rxvt_term ()	221	rxvt_term::~rxvt_term ()
79	{	222	{
80	rxvt_scr_release (this);	223	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
81		224
82	#ifndef NO_SETOWNER_TTYDEV	225	termlist.erase (find (termlist.begin (), termlist.end(), this));
83	rxvt_privileged_ttydev (this, RESTORE);	226
		227	emergency_cleanup ();
		228
		229	#if ENABLE_STYLES
		230	for (int i = RS_styleCount; --i; )
		231	if (fontset[i] != fontset[0])
		232	delete fontset[i];
84	#endif	233	#endif
85	#ifdef UTMP_SUPPORT	234	delete fontset[0];
86	rxvt_privileged_utmp (this, RESTORE);	235
87	#endif	236	if (display)
		237	{
		238	dDisp;
		239
		240	selection_clear ();
		241
88	#ifdef USE_XIM	242	#ifdef USE_XIM
89	if (Input_Context != NULL)	243	im_destroy ();
		244	#endif
		245	#ifdef XTERM_SCROLLBAR
		246	if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
		247	if (ShadowGC) XFreeGC (disp, ShadowGC);
		248	#endif
		249	#ifdef PLAIN_SCROLLBAR
		250	if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
		251	#endif
		252	#ifdef NEXT_SCROLLBAR
		253	if (blackGC) XFreeGC (disp, blackGC);
		254	if (whiteGC) XFreeGC (disp, whiteGC);
		255	if (grayGC) XFreeGC (disp, grayGC);
		256	if (darkGC) XFreeGC (disp, darkGC);
		257	if (stippleGC) XFreeGC (disp, stippleGC);
		258	if (dimple) XFreePixmap (disp, dimple);
		259	if (upArrow) XFreePixmap (disp, upArrow);
		260	if (downArrow) XFreePixmap (disp, downArrow);
		261	if (upArrowHi) XFreePixmap (disp, upArrowHi);
		262	if (downArrowHi) XFreePixmap (disp, downArrowHi);
		263	#endif
		264	#ifdef RXVT_SCROLLBAR
		265	if (topShadowGC) XFreeGC (disp, topShadowGC);
		266	if (botShadowGC) XFreeGC (disp, botShadowGC);
		267	if (scrollbarGC) XFreeGC (disp, scrollbarGC);
		268	#endif
		269	if (gc) XFreeGC (disp, gc);
		270
		271	delete drawable;
		272	// destroy all windows
		273	if (parent[0])
		274	XDestroyWindow (disp, parent[0]);
90	{	275	}
91	XDestroyIC (Input_Context);
92	Input_Context = NULL;
93	}
94	#endif
95		276
96	if (cmd_fd >= 0)	277	// TODO: free pixcolours, colours should become part of rxvt_display
97	close (cmd_fd);	278	delete pix_colors_focused;
		279	#if OFF_FOCUS_FADING
		280	delete pix_colors_unfocused;
		281	#endif
98		282
99	if (Xfd >= 0)	283	displays.put (display);
100	XCloseDisplay (Xdisplay);
101		284
102	delete PixColors;	285	scr_release ();
		286
		287	/* clear all resources */
		288	for (int i = 0; i < allocated.size (); i++)
		289	free (allocated [i]);
		290
		291	free (selection.text);
		292	// TODO: manage env vars in child only(!)
		293	free (env_windowid);
		294	free (env_display);
		295	free (env_term);
		296	free (env_colorfgbg);
		297	free (locale);
		298	free (v_buffer);
		299	free (incr_buf);
		300
		301	delete envv;
		302	delete argv;
		303
		304	#ifdef KEYSYM_RESOURCE
		305	delete keyboard;
		306	#endif
		307	}
		308
		309	void
		310	rxvt_term::child_exit ()
		311	{
		312	cmd_pid = 0;
		313
		314	if (!OPTION (Opt_hold))
		315	destroy ();
103	}	316	}
104		317
105	void	318	void
106	rxvt_term::destroy ()	319	rxvt_term::destroy ()
107	{	320	{
		321	if (destroy_ev.active)
		322	return;
		323
		324	#if ENABLE_OVERLAY
		325	scr_overlay_off ();
		326	#endif
		327
		328	if (display)
		329	{
		330	#if USE_XIM
		331	im_ev.stop (display);
		332	#endif
		333	#if HAVE_SCROLLBARS
		334	scrollbar_ev.stop (display);
		335	#endif
		336	#if TRANSPARENT
		337	rootwin_ev.stop (display);
		338	#endif
		339	incr_ev.stop ();
		340	termwin_ev.stop (display);
		341	vt_ev.stop (display);
		342	}
		343
108	check_ev.stop ();	344	check_ev.stop ();
109	pty_ev.stop ();	345	pty_ev.stop ();
110	x_ev.stop ();
111	#ifdef CURSOR_BLINK	346	#ifdef CURSOR_BLINK
		347	cursor_blink_ev.stop ();
		348	#endif
		349	#ifdef TEXT_BLINK
112	blink_ev.stop ();	350	text_blink_ev.stop ();
		351	#endif
		352	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		353	cont_scroll_ev.stop ();
		354	#endif
		355	#ifdef SELECTION_SCROLLING
		356	sel_scroll_ev.stop ();
113	#endif	357	#endif
114	#ifdef POINTER_BLANK	358	#ifdef POINTER_BLANK
115	pointer_ev.stop ();	359	pointer_ev.stop ();
116	#endif	360	#endif
117		361
…		…
119	}	363	}
120		364
121	void	365	void
122	rxvt_term::destroy_cb (time_watcher &w)	366	rxvt_term::destroy_cb (time_watcher &w)
123	{	367	{
124	SET_R (this);	368	make_current ();
125		369
126	delete this;	370	delete this;
127	}	371	}
128		372
129	/*----------------------------------------------------------------------*/	373	/*----------------------------------------------------------------------*/
130	/* rxvt_init() */	374	/*
131	/* LIBPROTO */	375	* Exit gracefully, clearing the utmp entry and restoring tty attributes
132	rxvt_t	376	* TODO: if debugging, this should free up any known resources if we can
133	rxvt_init (int argc, const char *const *argv)	377	*/
134	{	378	static XErrorHandler old_xerror_handler;
135	SET_R (new rxvt_term);
136	dR;
137		379
138	if (!R->init_vars () || !R->init (argc, argv))	380	static void
		381	rxvt_emergency_cleanup ()
		382	{
		383	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		384	(*t)->emergency_cleanup ();
		385	}
		386
		387	#if ENABLE_FRILLS
		388	static void
		389	print_x_error (Display *dpy, XErrorEvent *event)
		390	{
		391	char buffer[BUFSIZ];
		392	char mesg[BUFSIZ];
		393	char number[32];
		394	char *mtype = "XlibMessage";
		395	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		396	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		397	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		398	rxvt_warn ("%s: %s\n", mesg, buffer);
		399	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		400	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		401	sprintf(number, "%d", event->request_code);
		402	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		403	rxvt_warn ("(which is %s)\n", buffer);
		404	if (event->request_code >= 128) {
		405	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		406	mesg, BUFSIZ);
		407	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
139	{	408	}
140	delete R;	409	if ((event->error_code == BadWindow) ||
141	return NULL;	410	(event->error_code == BadPixmap) ||
		411	(event->error_code == BadCursor) ||
		412	(event->error_code == BadFont) ||
		413	(event->error_code == BadDrawable) ||
		414	(event->error_code == BadColor) ||
		415	(event->error_code == BadGC) ||
		416	(event->error_code == BadIDChoice) ||
		417	(event->error_code == BadValue) ||
		418	(event->error_code == BadAtom)) {
		419	if (event->error_code == BadValue)
		420	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		421	mesg, BUFSIZ);
		422	else if (event->error_code == BadAtom)
		423	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		424	mesg, BUFSIZ);
		425	else
		426	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		427	mesg, BUFSIZ);
		428	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		429	}
		430	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		431	mesg, BUFSIZ);
		432	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		433	}
		434	#endif
		435
		436	int
		437	rxvt_xerror_handler (Display *display, XErrorEvent *event)
		438	{
		439	if (GET_R->allowedxerror == -1)
		440	GET_R->allowedxerror = event->error_code;
		441	else
142	}	442	{
143		443	// GET_R is most likely not the terminal which caused the error,
144	return R;	444	// so just output the error and continue
145	}	445	#if ENABLE_FRILLS
146		446	print_x_error (display, event);
147	/* EXTPROTO */
148	void
149	rxvt_init_signals ()
150	{
151	/* install exit handler for cleanup */
152	#if 0
153	#ifdef HAVE_ATEXIT
154	atexit(rxvt_clean_exit);
155	#else	447	#else
		448	old_xerror_handler (display, event);
156	#endif	449	#endif
157	#endif	450	}
158		451
159	struct sigaction sa;	452	return 0;
160
161	sigfillset (&sa.sa_mask);
162	sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163	sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164	sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171	/* signal (SIGURG, SIG_DFL); */
172
173	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175	}	453	}
176		454
		455	int
		456	rxvt_xioerror_handler (Display *display)
		457	{
		458	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		459	DisplayString (display));
		460	rxvt_emergency_cleanup ();
		461	_exit (EXIT_FAILURE);
		462	}
		463
		464	/*----------------------------------------------------------------------*/
177	bool	465	bool
178	rxvt_term::init (int argc, const char *const *argv)	466	rxvt_term::init (int argc, const char *const *argv)
179	{	467	{
180	dR;//TODO (scrollbar, setidle)	468	SET_R (this);
		469	set_locale ("");
		470	set_environ (envv); // few things in X do not call setlocale :(
		471
		472	if (!init_vars ())
		473	return false;
		474
		475	init_secondary ();
		476
		477	const char **cmd_argv = init_resources (argc, argv);
		478
		479	#ifdef KEYSYM_RESOURCE
		480	keyboard->register_done ();
		481	#endif
		482
		483	#ifdef HAVE_SCROLLBARS
		484	if (OPTION (Opt_scrollBar))
		485	scrollBar.setIdle (); /* set existence for size calculations */
		486	#endif
		487
		488	#if ENABLE_PERL
		489	if (!rs[Rs_perl_ext_1])
		490	rs[Rs_perl_ext_1] = "default";
		491
		492	if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
		493	|| (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
		494	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		495	{
		496	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
		497	// ignore some perl-related arguments if some bozo installed us set[ug]id
		498	if (rxvt_tainted ())
		499	{
		500	if ((rs[Rs_perl_lib] && *rs[Rs_perl_lib])
		501	|| (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
		502	{
		503	rxvt_warn ("running with elevated privileges: ignoring perl-lib and perl-eval.\n");
		504	rs[Rs_perl_lib] = 0;
		505	rs[Rs_perl_eval] = 0;
		506	}
		507	}
		508	#endif
		509	rxvt_perl.init (this);
		510	HOOK_INVOKE ((this, HOOK_INIT, DT_END));
		511	}
		512	#endif
		513
		514	pty = rxvt_new_ptytty ();
		515
		516	create_windows (argc, argv);
		517
		518	dDisp;
		519
		520	init_xlocale ();
		521
		522	scr_reset (); // initialize screen
		523
		524	#if 0
		525	XSynchronize (disp, True);
		526	#endif
		527
		528	#ifdef HAVE_SCROLLBARS
		529	if (OPTION (Opt_scrollBar))
		530	resize_scrollbar (); /* create and map scrollbar */
		531	#endif
		532	#ifdef TRANSPARENT
		533	if (OPTION (Opt_transparent))
		534	{
		535	XSelectInput (disp, display->root, PropertyChangeMask);
		536	check_our_parents ();
		537	rootwin_ev.start (display, display->root);
		538	}
		539	#endif
		540
		541	XMapWindow (disp, vt);
		542	XMapWindow (disp, parent[0]);
		543
		544	set_colorfgbg ();
		545
		546	init_command (cmd_argv);
		547
		548	free (cmd_argv);
		549
		550	if (pty->pty >= 0)
		551	pty_ev.start (pty->pty, EVENT_READ);
		552
		553	check_ev.start ();
		554
		555	HOOK_INVOKE ((this, HOOK_START, DT_END));
		556
		557	return true;
		558	}
		559
		560	static struct sig_handlers
		561	{
		562	sig_watcher sw_chld, sw_term, sw_int;
		563
		564	void sig_chld (sig_watcher &w)
		565	{
		566	// we are being called for every SIGCHLD, find the corresponding term
		567	int pid;
		568
		569	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
		570	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		571	if (pid == (*t)->cmd_pid)
		572	{
		573	(*t)->child_exit ();
		574	break;
		575	}
		576	}
		577
		578	/*
		579	* Catch a fatal signal and tidy up before quitting
		580	*/
		581	void
		582	sig_term (sig_watcher &w)
		583	{
		584	#ifdef DEBUG_CMD
		585	rxvt_warn ("caught signal %d, exiting.\n", w.signum);
		586	#endif
		587	rxvt_emergency_cleanup ();
		588	signal (w.signum, SIG_DFL);
		589	kill (getpid (), w.signum);
		590	}
		591
		592	sig_handlers ()
		593	: sw_chld (this, &sig_handlers::sig_chld),
		594	sw_term (this, &sig_handlers::sig_term),
		595	sw_int (this, &sig_handlers::sig_term)
		596	{
		597	}
		598	} sig_handlers;
		599
		600	char **rxvt_environ; // startup environment
		601
		602	void
		603	rxvt_init ()
		604	{
		605	rxvt_environ = environ;
181		606
182	/*	607	/*
183	* Save and then give up any super-user privileges	608	* Save and then give up any super-user privileges
184	* If we need privileges in any area then we must specifically request it.	609	* If we need privileges in any area then we must specifically request it.
185	* We should only need to be root in these cases:	610	* We should only need to be root in these cases:
186	* 1. write utmp entries on some systems	611	* 1. write utmp entries on some systems
187	* 2. chown tty on some systems	612	* 2. chown tty on some systems
188	*/	613	*/
189	rxvt_privileges (this, SAVE);	614	rxvt_privileges (SAVE);
190	rxvt_privileges (this, IGNORE);	615	rxvt_privileges (IGNORE);
191		616
192	rxvt_init_secondary (this);	617	signal (SIGHUP, SIG_IGN);
		618	signal (SIGPIPE, SIG_IGN);
193		619
194	const char **cmd_argv = rxvt_init_resources (this, argc, argv);	620	sig_handlers.sw_chld.start (SIGCHLD);
		621	sig_handlers.sw_term.start (SIGTERM);
		622	sig_handlers.sw_int.start (SIGINT);
195		623
196	#if (MENUBAR_MAX)	624	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
197	rxvt_menubar_read (this, rs[Rs_menu]);	625	/* signal (SIGURG, SIG_DFL); */
198	#endif
199	#ifdef HAVE_SCROLLBARS
200	if (Options & Opt_scrollBar)
201	scrollbar_setIdle (); /* set existence for size calculations */
202	#endif
203		626
204	rxvt_Create_Windows (this, argc, argv);	627	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		628	// TODO: handle this with exceptions and tolerate the memory loss
		629	XSetIOErrorHandler (rxvt_xioerror_handler);
205		630
206	rxvt_init_xlocale (this);	631	XrmInitialize ();
207
208	rxvt_scr_reset (this); /* initialize screen */
209	#ifdef RXVT_GRAPHICS
210	rxvt_Gr_reset (this); /* reset graphics */
211	#endif
212
213	#if 0
214	#ifdef DEBUG_X
215	XSynchronize(Xdisplay, True);
216	#endif
217	#endif
218
219	#ifdef HAVE_SCROLLBARS
220	if (Options & Opt_scrollBar)
221	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222	#endif
223	#if (MENUBAR_MAX)
224	if (menubar_visible(r))
225	XMapWindow (Xdisplay, menuBar.win);
226	#endif
227	#ifdef TRANSPARENT
228	if (Options & Opt_transparent)
229	{
230	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231	rxvt_check_our_parents (this);
232	}
233	#endif
234	XMapWindow (Xdisplay, TermWin.vt);
235	XMapWindow (Xdisplay, TermWin.parent[0]);
236
237	rxvt_init_env (this);
238	rxvt_init_command (this, cmd_argv);
239
240	x_ev.start (Xfd, EVENT_READ);
241	pty_ev.start (cmd_fd, EVENT_READ);
242
243	check_ev.start ();
244
245	process_x_events ();
246
247	return true;
248	}
249
250	/* ------------------------------------------------------------------------- *
251	* SIGNAL HANDLING & EXIT HANDLER *
252	* ------------------------------------------------------------------------- */
253	/*
254	* Catch a SIGCHLD signal and exit if the direct child has died
255	*/
256	/* ARGSUSED */
257	/* EXTPROTO */
258	RETSIGTYPE
259	rxvt_Child_signal(int sig __attribute__ ((unused)))
260	{
261	int pid, save_errno = errno;
262	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263	;
264	errno = save_errno;
265
266	#if 0
267	if (pid == R->cmd_pid)
268	exit (EXIT_SUCCESS);
269	#endif
270	}
271
272	/*
273	* Catch a fatal signal and tidy up before quitting
274	*/
275	/* EXTPROTO */
276	RETSIGTYPE
277	rxvt_Exit_signal(int sig)
278	{
279	signal(sig, SIG_DFL);
280	#ifdef DEBUG_CMD
281	rxvt_print_error("signal %d", sig);
282	#endif
283	rxvt_clean_exit();
284	kill(getpid(), sig);
285	}
286
287	/* ARGSUSED */
288	/* INTPROTO */
289	int
290	rxvt_xerror_handler(const Display * display
291	__attribute__ ((unused)), const XErrorEvent * event)
292	{
293	dR;
294
295	if (R->allowedxerror == -1)
296	R->allowedxerror = event->error_code;
297	else
298	{
299	rxvt_print_error("XError: Request: %d . %d, Error: %d",
300	event->request_code, event->minor_code,
301	event->error_code);
302
303	R->destroy ();
304	}
305
306	return 0;
307	}
308
309	/*----------------------------------------------------------------------*/
310	/*
311	* Exit gracefully, clearing the utmp entry and restoring tty attributes
312	* TODO: if debugging, this should free up any known resources if we can
313	*/
314	/* EXTPROTO */
315	void
316	rxvt_clean_exit ()
317	{
318	dR;
319
320	R->destroy ();
321	}	632	}
322		633
323	/* ------------------------------------------------------------------------- *	634	/* ------------------------------------------------------------------------- *
324	* MEMORY ALLOCATION WRAPPERS *	635	* MEMORY ALLOCATION WRAPPERS *
325	* ------------------------------------------------------------------------- */	636	* ------------------------------------------------------------------------- */
326	/* EXTPROTO */	637	void *
		638	rxvt_malloc (size_t size)
		639	{
		640	void *p = malloc (size);
		641
		642	if (!p)
		643	rxvt_fatal ("memory allocation failure. aborting.\n");
		644
		645	return p;
		646	}
		647
		648	void *
		649	rxvt_calloc (size_t number, size_t size)
		650	{
		651	void *p = calloc (number, size);
		652
		653	if (!p)
		654	rxvt_fatal ("memory allocation failure. aborting.\n");
		655
		656	return p;
		657	}
		658
327	void *	659	void *
328	rxvt_malloc(size_t size)
329	{
330	void *p;
331
332	p = malloc(size);
333	if (p)
334	return p;
335
336	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337	rxvt_clean_exit();
338	exit(EXIT_FAILURE);
339	/* NOTREACHED */
340	}
341
342	/* EXTPROTO */
343	void *
344	rxvt_calloc(size_t number, size_t size)
345	{
346	void *p;
347
348	p = calloc(number, size);
349	if (p)
350	return p;
351
352	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353	rxvt_clean_exit();
354	exit(EXIT_FAILURE);
355	/* NOTREACHED */
356	}
357
358	/* EXTPROTO */
359	void *
360	rxvt_realloc(void *ptr, size_t size)	660	rxvt_realloc (void *ptr, size_t size)
361	{	661	{
362	void *p;
363
364	if (ptr)
365	p = realloc(ptr, size);	662	void *p = realloc (ptr, size);
366	else	663
367	p = malloc(size);
368	if (p)	664	if (!p)
		665	rxvt_fatal ("memory allocation failure. aborting.\n");
		666
369	return p;	667	return p;
370
371	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372	rxvt_clean_exit();
373	exit(EXIT_FAILURE);
374	/* NOTREACHED */
375	}	668	}
376		669
377	/* ------------------------------------------------------------------------- *	670	/* ------------------------------------------------------------------------- *
378	* PRIVILEGED OPERATIONS *	671	* PRIVILEGED OPERATIONS *
379	* ------------------------------------------------------------------------- */	672	* ------------------------------------------------------------------------- */
380	/* take care of suid/sgid super-user (root) privileges */	673	/* take care of suid/sgid super-user (root) privileges */
381	/* INTPROTO */
382	void	674	void
383	rxvt_privileges(pR_ int mode)	675	rxvt_privileges (rxvt_privaction action)
384	{	676	{
385	#if ! defined(__CYGWIN32__)	677	#if ! defined(__CYGWIN32__)
386	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	678	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387	/* setreuid() is the poor man's setuid(), seteuid() */	679	/* setreuid () is the poor man's setuid (), seteuid () */
388	# define seteuid(a) setreuid(-1, (a))	680	# define seteuid(a) setreuid(-1, (a))
389	# define setegid(a) setregid(-1, (a))	681	# define setegid(a) setregid(-1, (a))
390	# define HAVE_SETEUID	682	# define HAVE_SETEUID
391	# endif	683	# endif
392	# ifdef HAVE_SETEUID	684	# ifdef HAVE_SETEUID
393	switch (mode) {	685	switch (action)
		686	{
394	case IGNORE:	687	case IGNORE:
395	/*	688	/*
396	* change effective uid/gid - not real uid/gid - so we can switch	689	* change effective uid/gid - not real uid/gid - so we can switch
397	* back to root later, as required	690	* back to root later, as required
398	*/	691	*/
399	seteuid(getuid());
400	setegid(getgid());	692	setegid (getgid ());
		693	seteuid (getuid ());
401	break;	694	break;
402	case SAVE:	695	case SAVE:
403	R->euid = geteuid();
404	R->egid = getegid();	696	saved_egid = getegid ();
		697	saved_euid = geteuid ();
405	break;	698	break;
406	case RESTORE:	699	case RESTORE:
407	seteuid(R->euid);
408	setegid(R->egid);	700	setegid (saved_egid);
		701	seteuid (saved_euid);
409	break;	702	break;
410	}	703	}
411	# else	704	# else
412	switch (mode) {	705	switch (action)
		706	{
413	case IGNORE:	707	case IGNORE:
414	setuid(getuid());
415	setgid(getgid());	708	setgid (getgid ());
		709	setuid (getuid ());
416	/* FALLTHROUGH */	710	/* FALLTHROUGH */
417	case SAVE:	711	case SAVE:
418	/* FALLTHROUGH */	712	/* FALLTHROUGH */
419	case RESTORE:	713	case RESTORE:
420	break;	714	break;
421	}	715	}
422	# endif	716	# endif
423	#endif	717	#endif
424	}	718	}
425		719
426	#ifdef UTMP_SUPPORT	720	#ifdef UTMP_SUPPORT
427	/* EXTPROTO */
428	void	721	void
429	rxvt_privileged_utmp(pR_ char action)	722	rxvt_term::privileged_utmp (rxvt_privaction action)
430	{	723	{
431	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	724	if (OPTION (Opt_utmpInhibit))
432	action, R->next_utmp_action, getpid()));
433	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434	|| (R->Options & Opt_utmpInhibit)
435	|| R->ttydev == NULL || *R->ttydev == '\0')
436	return;	725	return;
437		726
438	rxvt_privileges(aR_ RESTORE);	727	rxvt_privileges (RESTORE);
		728
439	if (action == SAVE) {	729	if (action == SAVE)
440	R->next_utmp_action = RESTORE;	730	pty->login (cmd_pid, OPTION (Opt_loginShell), rs[Rs_display_name]);
441	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	731	else
442	} else { /* action == RESTORE */	732	pty->logout ();
443	R->next_utmp_action = IGNORE;	733
444	rxvt_cleanutent(aR);
445	}
446	rxvt_privileges(aR_ IGNORE);	734	rxvt_privileges (IGNORE);
447	}
448	#endif
449
450	#ifndef NO_SETOWNER_TTYDEV
451	/* EXTPROTO */
452	void
453	rxvt_privileged_ttydev(pR_ char action)
454	{
455	D_MAIN((stderr,
456	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457	action, R->next_tty_action, getpid()));
458	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459	|| R->ttydev == NULL || *R->ttydev == '\0')
460	return;
461
462	rxvt_privileges(aR_ RESTORE);
463
464	if (action == SAVE) {
465	R->next_tty_action = RESTORE;
466	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469	R->next_tty_action = IGNORE;
470	else
471	# endif
472	{
473	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474	chmod(R->ttydev, R->ttymode);
475	# ifdef HAVE_REVOKE
476	revoke(R->ttydev);
477	# endif
478	}
479	} else { /* action == RESTORE */
480	R->next_tty_action = IGNORE;
481	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482	chmod(R->ttydev, R->ttyfd_stat.st_mode);
483	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484	# else
485	chmod(R->ttydev,
486	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487	chown(R->ttydev, 0, 0);
488	# endif
489	}
490
491	rxvt_privileges(aR_ IGNORE);
492
493	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495	action == RESTORE ? "Restoring" : (action ==
496	SAVE ? "Saving" :
497	"UNKNOWN ERROR for"), R->ttydev,
498	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499	R->ttyfd_stat.st_gid));
500	# endif
501	}	735	}
502	#endif	736	#endif
503		737
504	/*----------------------------------------------------------------------*/	738	/*----------------------------------------------------------------------*/
505	/*	739	/*
506	* window size/position calculcations for XSizeHint and other storage.	740	* window size/position calculcations for XSizeHint and other storage.
507	* if width/height are non-zero then override calculated width/height	741	* if width/height are non-zero then override calculated width/height
508	*/	742	*/
509	/* EXTPROTO */
510	void	743	void
511	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	744	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512	{	745	{
513	short recalc_x, recalc_y;	746	short recalc_x, recalc_y;
514	int x, y, sb_w, mb_h, flags;	747	int x, y, sb_w, flags;
515	unsigned int w, h;	748	unsigned int w, h;
516	unsigned int max_width, max_height;	749	unsigned int max_width, max_height;
		750	dDisp;
517		751
518	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	752	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	753	ncol, nrow, szHint.width, szHint.height));
520	R->szHint.height));	754
521	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	755	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522	R->szHint.win_gravity = NorthWestGravity;	756	szHint.win_gravity = NorthWestGravity;
523	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	757	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524		758
525	recalc_x = recalc_y = 0;	759	recalc_x = recalc_y = 0;
526	flags = 0;	760	flags = 0;
		761
527	if (!R->parsed_geometry) {	762	if (!parsed_geometry)
		763	{
528	R->parsed_geometry = 1;	764	parsed_geometry = 1;
		765
529	if (R->rs[Rs_geometry])	766	if (rs[Rs_geometry])
530	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	767	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		768
531	if (flags & WidthValue) {	769	if (flags & WidthValue)
532	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	770	{
		771	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533	R->szHint.flags |= USSize;	772	szHint.flags |= USSize;
534	}	773	}
		774
535	if (flags & HeightValue) {	775	if (flags & HeightValue)
536	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	776	{
		777	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537	R->szHint.flags |= USSize;	778	szHint.flags |= USSize;
538	}	779	}
		780
539	if (flags & XValue) {	781	if (flags & XValue)
		782	{
540	R->szHint.x = x;	783	szHint.x = x;
541	R->szHint.flags |= USPosition;	784	szHint.flags |= USPosition;
		785
542	if (flags & XNegative) {	786	if (flags & XNegative)
		787	{
543	recalc_x = 1;	788	recalc_x = 1;
544	R->szHint.win_gravity = NorthEastGravity;	789	szHint.win_gravity = NorthEastGravity;
545	}	790	}
546	}	791	}
		792
547	if (flags & YValue) {	793	if (flags & YValue)
		794	{
548	R->szHint.y = y;	795	szHint.y = y;
549	R->szHint.flags |= USPosition;	796	szHint.flags |= USPosition;
		797
550	if (flags & YNegative) {	798	if (flags & YNegative)
		799	{
551	recalc_y = 1;	800	recalc_y = 1;
		801
552	if (R->szHint.win_gravity == NorthEastGravity)	802	if (szHint.win_gravity == NorthEastGravity)
553	R->szHint.win_gravity = SouthEastGravity;	803	szHint.win_gravity = SouthEastGravity;
554	else	804	else
555	R->szHint.win_gravity = SouthWestGravity;	805	szHint.win_gravity = SouthWestGravity;
556	}	806	}
557	}	807	}
558	}	808	}
		809
559	/* TODO: BOUNDS */	810	/* TODO: BOUNDS */
560	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	811	width = ncol * fwidth;
561	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	812	height = nrow * fheight;
562	max_width = MAX_COLS * R->TermWin.fwidth;	813	max_width = MAX_COLS * fwidth;
563	max_height = MAX_ROWS * R->TermWin.fheight;	814	max_height = MAX_ROWS * fheight;
564		815
565	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	816	szHint.base_width = szHint.base_height = 2 * int_bwidth;
566		817
567	sb_w = mb_h = 0;	818	sb_w = 0;
568	R->window_vt_x = R->window_vt_y = 0;	819	window_vt_x = window_vt_y = int_bwidth;
569	if (scrollbar_visible(R)) {	820
		821	if (scrollBar.state)
		822	{
570	sb_w = scrollbar_TotalWidth();	823	sb_w = scrollbar_TotalWidth ();
571	R->szHint.base_width += sb_w;	824	szHint.base_width += sb_w;
572	if (!(R->Options & Opt_scrollBar_right))	825	if (!OPTION (Opt_scrollBar_right))
573	R->window_vt_x = sb_w;	826	window_vt_x += sb_w;
574	}	827	}
575	if (menubar_visible(R)) {	828
576	mb_h = menuBar_TotalHeight();
577	R->szHint.base_height += mb_h;
578	R->window_vt_y = mb_h;
579	}
580	R->szHint.width_inc = R->TermWin.fwidth;	829	szHint.width_inc = fwidth;
581	R->szHint.height_inc = R->TermWin.fheight;	830	szHint.height_inc = fheight;
582	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	831	szHint.min_width = szHint.base_width + szHint.width_inc;
583	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	832	szHint.min_height = szHint.base_height + szHint.height_inc;
584		833
585	if (width && width - R->szHint.base_width < max_width) {	834	if (newwidth && newwidth - szHint.base_width < max_width)
		835	{
586	R->szHint.width = width;	836	szHint.width = newwidth;
587	R->TermWin.width = width - R->szHint.base_width;	837	width = newwidth - szHint.base_width;
588	} else {	838	}
589	MIN_IT(R->TermWin.width, max_width);	839	else
		840	{
		841	min_it (width, max_width);
590	R->szHint.width = R->szHint.base_width + R->TermWin.width;	842	szHint.width = szHint.base_width + width;
591	}	843	}
		844
592	if (height && height - R->szHint.base_height < max_height) {	845	if (newheight && newheight - szHint.base_height < max_height)
		846	{
593	R->szHint.height = height;	847	szHint.height = newheight;
594	R->TermWin.height = height - R->szHint.base_height;	848	height = newheight - szHint.base_height;
595	} else {	849	}
596	MIN_IT(R->TermWin.height, max_height);	850	else
		851	{
		852	min_it (height, max_height);
597	R->szHint.height = R->szHint.base_height + R->TermWin.height;	853	szHint.height = szHint.base_height + height;
598	}	854	}
599	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	855
		856	if (scrollBar.state && OPTION (Opt_scrollBar_right))
600	R->window_sb_x = R->szHint.width - sb_w;	857	window_sb_x = szHint.width - sb_w;
601		858
602	if (recalc_x)	859	if (recalc_x)
603	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	860	szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
604	- R->szHint.width - 2 * R->TermWin.ext_bwidth);
605	if (recalc_y)	861	if (recalc_y)
606	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	862	szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
607	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
608		863
609	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	864	ncol = width / fwidth;
610	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	865	nrow = height / fheight;
611	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	866	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	867	ncol, nrow, szHint.width,
613	R->szHint.height));	868	szHint.height));
614	return;	869	return;
615	}	870	}
616		871
617	/*----------------------------------------------------------------------*/	872	/*----------------------------------------------------------------------*/
618	/*	873	/*
619	* Tell the teletype handler what size the window is.	874	* Tell the teletype handler what size the window is.
620	* Called after a window size change.	875	* Called after a window size change.
621	*/	876	*/
622	void	877	void
623	rxvt_term::tt_winch ()	878	rxvt_term::tt_winch ()
624	{	879	{
625	struct winsize ws;	880	if (pty->pty < 0)
626
627	if (cmd_fd < 0)
628	return;	881	return;
629		882
		883	struct winsize ws;
		884
630	ws.ws_col = TermWin.ncol;	885	ws.ws_col = ncol;
631	ws.ws_row = TermWin.nrow;	886	ws.ws_row = nrow;
632	ws.ws_xpixel = ws.ws_ypixel = 0;	887	ws.ws_xpixel = width;
633	#ifndef DEBUG_SIZE	888	ws.ws_ypixel = height;
634	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	889	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635	#else	890
636	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	891	#if 0
637	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	892	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638	# ifdef SIGWINCH
639	else if (cmd_pid) /* force through to the command */	893	if (cmd_pid) /* force through to the command */
640	kill (cmd_pid, SIGWINCH);	894	kill (-cmd_pid, SIGWINCH);
641	# endif
642	#endif	895	#endif
643	}	896	}
644		897
645	/*----------------------------------------------------------------------*/	898	/*----------------------------------------------------------------------*/
646	/* rxvt_change_font() - Switch to a new font */	899	/* set_fonts () - load and set the various fonts
647	/*	900	*
648	* init = 1 - initialize	901	* init = 1 - initialize
649	*	902	*
650	* fontname == FONT_UP - switch to bigger font	903	* fontname == FONT_UP - switch to bigger font
651	* fontname == FONT_DN - switch to smaller font	904	* fontname == FONT_DN - switch to smaller font
652	*/	905	*/
653	/* EXTPROTO */	906	bool
654	void	907	rxvt_term::set_fonts ()
655	rxvt_change_font(pR_ int init, const char *fontname)
656	{	908	{
657	}	909	rxvt_fontset *fs = new rxvt_fontset (this);
		910	rxvt_fontprop prop;
658		911
659	/* INTPROTO */	912	if (!fs
660	void	913	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661	rxvt_font_up_down(pR_ int n, int direction)	914	|| !fs->realize_font (1))
		915	{
		916	delete fs;
		917	return false;
		918	}
		919
		920	#if ENABLE_STYLES
		921	for (int i = RS_styleCount; --i; )
		922	if (fontset[i] != fontset[0])
		923	delete fontset[i];
		924	#endif
		925
		926	delete fontset[0];
		927	fontset[0] = fs;
		928
		929	prop = (*fs)[1]->properties ();
		930	prop.height += lineSpace;
		931	fs->set_prop (prop);
		932
		933	fwidth = prop.width;
		934	fheight = prop.height;
		935	fbase = prop.ascent;
		936
		937	for (int style = 1; style < 4; style++)
		938	{
		939	#if ENABLE_STYLES
		940	const char *res = rs[Rs_font + style];
		941
		942	if (res && !*res)
		943	fontset[style] = fontset[0];
		944	else
		945	{
		946	fontset[style] = fs = new rxvt_fontset (this);
		947	rxvt_fontprop prop2 = prop;
		948
		949	if (res)
		950	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		951	else
		952	{
		953	res = fontset[0]->fontdesc;
		954
		955	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		956	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		957	}
		958
		959	fs->populate (res);
		960	fs->set_prop (prop2);
		961	}
		962	#else
		963	fontset[style] = fontset[0];
		964	#endif
		965	}
		966
		967	if (parent[0])
		968	{
		969	resize_all_windows (0, 0, 0);
		970	scr_remap_chars ();
		971	scr_touch (true);
		972	}
		973
		974	return true;
		975	}
		976
		977	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662	{	978	{
		979	XChangeProperty (display->display, parent[0],
		980	prop, XA_STRING, 8, PropModeReplace,
		981	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		982	}
		983
		984	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		985	{
		986	wchar_t *ws = rxvt_mbstowcs (str, len);
		987	char *s = rxvt_wcstoutf8 (ws);
		988
		989	XChangeProperty (display->display, parent[0],
		990	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		991	(const unsigned char *)s, strlen (s));
		992
		993	free (s);
		994	free (ws);
663	}	995	}
664		996
665	/*----------------------------------------------------------------------*/	997	/*----------------------------------------------------------------------*/
666	/*----------------------------------------------------------------------*/	998	/*----------------------------------------------------------------------*/
667	/* xterm sequences - title, iconName, color (exptl) */	999	/* xterm sequences - title, iconName, color (exptl) */
668	/* EXTPROTO */
669	void	1000	void
670	rxvt_set_title(pR_ const char *str)	1001	rxvt_term::set_title (const char *str)
671	{	1002	{
672	#ifndef SMART_WINDOW_TITLE	1003	set_string_property (XA_WM_NAME, str);
673	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	1004	#if ENABLE_EWMH
		1005	set_utf8_property (xa[XA_NET_WM_NAME], str);
		1006	#endif
		1007	}
		1008
		1009	void
		1010	rxvt_term::set_icon_name (const char *str)
		1011	{
		1012	set_string_property (XA_WM_ICON_NAME, str);
		1013	#if ENABLE_EWMH
		1014	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		1015	#endif
		1016	}
		1017
		1018	#ifdef XTERM_COLOR_CHANGE
		1019	void
		1020	rxvt_term::set_window_color (int idx, const char *color)
		1021	{
		1022	rxvt_color xcol;
		1023	int i;
		1024
		1025	if (color == NULL || *color == '\0')
		1026	return;
		1027
		1028	/* handle color aliases */
		1029	if (isdigit (*color))
		1030	{
		1031	i = atoi (color);
		1032
		1033	if (i >= 8 && i <= 15)
		1034	{ /* bright colors */
		1035	i -= 8;
		1036	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		1037	SET_PIXCOLOR (idx);
		1038	goto done;
		1039	}
		1040
		1041	if (i >= 0 && i <= 7)
		1042	{ /* normal colors */
		1043	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		1044	SET_PIXCOLOR (idx);
		1045	goto done;
		1046	}
		1047	}
		1048
		1049	if (!rXParseAllocColor (&xcol, color))
		1050	return;
		1051
		1052	/* XStoreColor (display->display, display->cmap, XColor*); */
		1053
		1054	/*
		1055	* FIXME: should free colors here, but no idea how to do it so instead,
		1056	* so just keep gobbling up the colormap
		1057	*/
		1058	# if 0
		1059	for (i = Color_Black; i <= Color_White; i++)
		1060	if (pix_colors[idx] == pix_colors[i])
		1061	break;
		1062	if (i > Color_White)
		1063	{
		1064	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		1065	XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
		1066	DisplayPlanes (display->display, display->screen));
		1067	}
		1068	# endif
		1069
		1070	pix_colors_focused[idx] = xcol;
		1071	SET_PIXCOLOR (idx);
		1072
		1073	/* XSetWindowAttributes attr; */
		1074	/* Cursor cursor; */
		1075	done:
		1076
		1077	#if OFF_FOCUS_FADING
		1078	if (rs[Rs_fade])
		1079	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		1080	#endif
		1081
		1082	/*TODO: handle Color_BD, scrollbar background, etc. */
		1083
		1084	recolour_cursor ();
		1085	scr_recolour ();
		1086	}
		1087
674	#else	1088	#else
675	char *name;
676
677	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678	name = NULL;
679	if (name == NULL || STRCMP(name, str))
680	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681	if (name)
682	XFree(name);
683	#endif
684	}
685
686	/* EXTPROTO */
687	void
688	rxvt_set_iconName(pR_ const char *str)
689	{
690	#ifndef SMART_WINDOW_TITLE
691	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692	#else
693	char *name;
694
695	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696	name = NULL;
697	if (name == NULL || STRCMP(name, str))
698	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699	if (name)
700	XFree(name);
701	#endif
702	}
703
704	#ifdef XTERM_COLOR_CHANGE
705	/* EXTPROTO */
706	void
707	rxvt_set_window_color(pR_ int idx, const char *color)
708	{
709	rxvt_color xcol;
710	int i;
711
712	if (color == NULL || *color == '\0')
713	return;
714
715	/* handle color aliases */
716	if (isdigit(*color)) {
717	i = atoi(color);
718	if (i >= 8 && i <= 15) { /* bright colors */
719	i -= 8;
720	# ifndef NO_BRIGHTCOLOR
721	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722	SET_PIXCOLOR(R, idx);
723	goto Done;
724	# endif
725	}
726	if (i >= 0 && i <= 7) { /* normal colors */
727	R->PixColors[idx] = R->PixColors[minCOLOR + i];
728	SET_PIXCOLOR(R, idx);
729	goto Done;
730	}
731	}
732	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733	return;
734	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736	/*
737	* FIXME: should free colors here, but no idea how to do it so instead,
738	* so just keep gobbling up the colormap
739	*/
740	# if 0
741	for (i = Color_Black; i <= Color_White; i++)
742	if (R->PixColors[idx] == R->PixColors[i])
743	break;
744	if (i > Color_White) {
745	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747	DisplayPlanes(R->Xdisplay, Xscreen));
748	}
749	# endif
750
751	R->PixColors[idx] = xcol;
752	SET_PIXCOLOR(R, idx);
753
754	/* XSetWindowAttributes attr; */
755	/* Cursor cursor; */
756	Done:
757	if (idx == Color_bg && !(R->Options & Opt_transparent))
758	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759	R->PixColors[Color_bg]);
760
761	/* handle Color_BD, scrollbar background, etc. */
762
763	rxvt_set_colorfgbg(aR);
764	rxvt_recolour_cursor(aR);
765	/* the only reasonable way to enforce a clean update */
766	rxvt_scr_poweron(aR);
767	}
768
769	#else
770	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1089	# define set_window_color (idx,color) ((void)0)
771	#endif /* XTERM_COLOR_CHANGE */	1090	#endif /* XTERM_COLOR_CHANGE */
772		1091
773	/* EXTPROTO */
774	void	1092	void
775	rxvt_recolour_cursor(pR)	1093	rxvt_term::recolour_cursor ()
776	{	1094	{
777	rxvt_color xcol[2];	1095	XColor xcol[2];
778		1096
779	#if TODO	1097	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780	xcol[0] = R->PixColors[Color_pointer];	1098	? pix_colors_focused[Color_pointer_fg]
781	xcol[1] = R->PixColors[Color_bg];	1099	: pix_colors_focused[Color_fg];
782	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	1100	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		1101	? pix_colors_focused[Color_pointer_bg]
		1102	: pix_colors_focused[Color_bg];
		1103
		1104	XQueryColors (display->display, display->cmap, xcol, 2);
783	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1105	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784	#endif
785	}	1106	}
786		1107
787	/*----------------------------------------------------------------------*/	1108	/*----------------------------------------------------------------------*/
788	/*	1109	/*
789	* find if fg/bg matches any of the normal (low-intensity) colors	1110	* find if fg/bg matches any of the normal (low-intensity) colors
790	*/	1111	*/
791	/* INTPROTO */
792	void	1112	void
793	rxvt_set_colorfgbg(pR)	1113	rxvt_term::set_colorfgbg ()
794	{	1114	{
795	unsigned int i;	1115	unsigned int i;
796	const char *xpmb = "\0";	1116	const char *xpmb = "\0";
797	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1117	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798		1118
799	R->env_colorfgbg =
800	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1119	env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
801	STRCPY(fstr, "default");	1120	strcpy (fstr, "default");
802	STRCPY(bstr, "default");	1121	strcpy (bstr, "default");
803	for (i = Color_Black; i <= Color_White; i++)	1122	for (i = Color_Black; i <= Color_White; i++)
804	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1123	if (pix_colors[Color_fg] == pix_colors[i])
		1124	{
805	sprintf(fstr, "%d", (i - Color_Black));	1125	sprintf (fstr, "%d", (i - Color_Black));
806	break;	1126	break;
807	}	1127	}
		1128
808	for (i = Color_Black; i <= Color_White; i++)	1129	for (i = Color_Black; i <= Color_White; i++)
809	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1130	if (pix_colors[Color_bg] == pix_colors[i])
		1131	{
810	sprintf(bstr, "%d", (i - Color_Black));	1132	sprintf (bstr, "%d", (i - Color_Black));
811	#ifdef XPM_BACKGROUND	1133	#ifdef XPM_BACKGROUND
812	xpmb = "default;";	1134	xpmb = "default;";
813	#endif	1135	#endif
814	break;	1136	break;
815	}	1137	}
		1138
816	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1139	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817	putenv(R->env_colorfgbg);
818
819	#ifndef NO_BRIGHTCOLOR
820	R->colorfgbg = DEFAULT_RSTYLE;
821	for (i = minCOLOR; i <= maxCOLOR; i++) {
822	if (R->PixColors[Color_fg] == R->PixColors[i])
823	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824	if (R->PixColors[Color_bg] == R->PixColors[i])
825	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826	}
827	#endif
828	}	1140	}
829		1141
830	/*----------------------------------------------------------------------*/	1142	/*----------------------------------------------------------------------*/
831	/*
832	* Colour determination for low colour displays, routine from
833	* Hans de Goede <hans@highrise.nl>
834	*/
835		1143
836	/* EXTPROTO */
837	int	1144	int
838	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1145	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839	{	1146	{
840	screen_in_out->set(aR_ colour);
841
842	if (!screen_in_out->set(aR_ colour)) {	1147	if (!screen_in_out->set (display, colour))
843	rxvt_print_error("can't allocate colour: %s", colour);	1148	{
		1149	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844	return false;	1150	return false;
845	}	1151	}
846		1152
847	return true;	1153	return true;
848	}	1154	}
849		1155
850	/* -------------------------------------------------------------------- *	1156	/* -------------------------------------------------------------------- *
851	* - WINDOW RESIZING - *	1157	* - WINDOW RESIZING - *
852	* -------------------------------------------------------------------- */	1158	* -------------------------------------------------------------------- */
853	/* EXTPROTO */
854	void	1159	void
855	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1160	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856	int ignoreparent)
857	{	1161	{
858	int fix_screen;	1162	int fix_screen;
		1163	int old_width = szHint.width, old_height = szHint.height;
		1164	dDisp;
859		1165
		1166	window_calc (newwidth, newheight);
		1167	XSetWMNormalHints (disp, parent[0], &szHint);
		1168
		1169	if (!ignoreparent)
		1170	{
860	#ifdef SMART_RESIZE	1171	#ifdef SMART_RESIZE
861	int old_width = R->szHint.width, old_height = R->szHint.height;	1172	/*
862	#endif
863
864	rxvt_window_calc(aR_ width, height);
865	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866	if (!ignoreparent) {
867	#ifdef SMART_RESIZE
868	/*
869	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1173	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870	* reposition window on resize depending on placement on screen	1174	* reposition window on resize depending on placement on screen
871	*/	1175	*/
872	int x, y, x1, y1;	1176	int x, y, x1, y1;
873	int dx, dy;	1177	int dx, dy;
874	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1178	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875	Window unused_cr;	1179	Window unused_cr;
876		1180
877	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1181	XTranslateCoordinates (disp, parent[0], display->root,
878	0, 0, &x, &y, &unused_cr);	1182	0, 0, &x, &y, &unused_cr);
879	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1183	XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
880	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1184	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
881	/*	1185	/*
882	* if Xroot isn't the parent window, a WM will probably have offset	1186	* if display->root isn't the parent window, a WM will probably have offset
883	* our position for handles and decorations. Counter it	1187	* our position for handles and decorations. Counter it
884	*/	1188	*/
885	if (x1 != x || y1 != y) {	1189	if (x1 != x || y1 != y)
		1190	{
886	x -= x1;	1191	x -= x1;
887	y -= y1;	1192	y -= y1;
888	}	1193	}
889		1194
890	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1195	x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
891	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1196	y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
892	dx = old_width - R->szHint.width;	1197	dx = old_width - szHint.width;
893	dy = old_height - R->szHint.height;	1198	dy = old_height - szHint.height;
894		1199
895	/* Check position of the center of the window */	1200	/* Check position of the center of the window */
896	if (x < x1) /* left half */	1201	if (x < x1) /* left half */
897	dx = 0;	1202	dx = 0;
898	else if (x == x1) /* exact center */	1203	else if (x == x1) /* exact center */
899	dx /= 2;	1204	dx /= 2;
900	if (y < y1) /* top half */	1205	if (y < y1) /* top half */
901	dy = 0;	1206	dy = 0;
902	else if (y == y1) /* exact center */	1207	else if (y == y1) /* exact center */
903	dy /= 2;	1208	dy /= 2;
904		1209
905	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1210	XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
906	R->szHint.width, R->szHint.height);	1211	szHint.width, szHint.height);
907	#else	1212	#else
908	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1213	XResizeWindow (disp, parent[0], szHint.width, szHint.height);
909	R->szHint.height);
910	#endif	1214	#endif
911	}	1215	}
912		1216
913	fix_screen = (R->TermWin.ncol != R->prev_ncol	1217	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914	|| R->TermWin.nrow != R->prev_nrow);	1218
915	if (fix_screen || width != R->old_width || height != R->old_height) {	1219	if (fix_screen || newwidth != old_width || newheight != old_height)
916	if (scrollbar_visible(R)) {	1220	{
		1221	if (scrollBar.state)
		1222	{
917	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1223	XMoveResizeWindow (disp, scrollBar.win,
		1224	window_sb_x, 0,
918	0, scrollbar_TotalWidth(), R->szHint.height);	1225	scrollbar_TotalWidth (), szHint.height);
919	rxvt_Resize_scrollBar(aR);	1226	resize_scrollbar ();
920	}	1227	}
921	if (menubar_visible(R))	1228
922	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1229	XMoveResizeWindow (disp, vt,
923	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1230	window_vt_x, window_vt_y,
924	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925	R->window_vt_y, TermWin_TotalWidth(),
926	TermWin_TotalHeight());	1231	width, height);
927	#ifdef RXVT_GRAPHICS	1232
928	if (R->old_height)
929	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930	R->old_height - R->szHint.base_height);
931	#endif
932	rxvt_scr_clear(aR);	1233	scr_clear ();
933	#ifdef XPM_BACKGROUND	1234	#ifdef XPM_BACKGROUND
934	rxvt_resize_pixmap(aR);	1235	resize_pixmap ();
935	#endif	1236	#endif
936	}	1237	}
937		1238
938	if (fix_screen || R->old_height == 0) {	1239	if (fix_screen || old_height == 0)
		1240	{
939	int curr_screen = -1;	1241	int curr_screen = -1;
940	uint16_t old_ncol = R->prev_ncol;	1242	int old_ncol = prev_ncol;
941		1243
942	/* scr_reset only works on the primary screen */	1244	/* scr_reset only works on the primary screen */
943	if (R->old_height) /* this is not the first time through */	1245	if (old_height) /* this is not the first time through */
		1246	{
		1247	unsigned int ocol = ncol;
		1248	ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
944	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1249	curr_screen = scr_change_screen (PRIMARY);
945	rxvt_scr_reset(aR);	1250	ncol = ocol;
946	if (curr_screen >= 0) { /* this is not the first time through */
947	rxvt_scr_change_screen(aR_ curr_screen);
948	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949	}	1251	}
950	}
951		1252
		1253	scr_reset ();
		1254
		1255	if (curr_screen >= 0) /* this is not the first time through */
		1256	{
		1257	scr_change_screen (curr_screen);
		1258	selection_check (old_ncol != ncol ? 4 : 0);
		1259	}
		1260	}
		1261
952	R->old_width = R->szHint.width;	1262	old_width = szHint.width;
953	R->old_height = R->szHint.height;	1263	old_height = szHint.height;
		1264
		1265	#ifdef XPM_BACKGROUND
		1266	if (pixmap)
		1267	scr_touch (false);
		1268	#endif
954		1269
955	#ifdef USE_XIM	1270	#ifdef USE_XIM
956	rxvt_IMSetStatusPosition(aR);	1271	IMSetStatusPosition ();
957	#endif	1272	#endif
958	}	1273	}
959		1274
960	/*	1275	/*
961	* Set the width/height of the vt window in characters. Units are pixels.	1276	* Set the width/height of the vt window in characters. Units are pixels.
962	* good for toggling 80/132 columns	1277	* good for toggling 80/132 columns
963	*/	1278	*/
964	/* EXTPROTO */
965	void	1279	void
966	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1280	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967	{	1281	{
968	XWindowAttributes wattr;	1282	XWindowAttributes wattr;
969		1283
970	if (width == 0 || height == 0) {	1284	if (newwidth == 0 || newheight == 0)
		1285	{
971	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1286	XGetWindowAttributes (display->display, display->root, &wattr);
		1287
972	if (width == 0)	1288	if (newwidth == 0)
973	width = wattr.width - R->szHint.base_width;	1289	newwidth = wattr.width - szHint.base_width;
974	if (height == 0)	1290	if (newheight == 0)
975	height = wattr.height - R->szHint.base_height;	1291	newheight = wattr.height - szHint.base_height;
		1292	}
		1293
		1294	if (newwidth != width || newheight != height)
976	}	1295	{
977	if (width != R->TermWin.width || height != R->TermWin.height) {
978	width += R->szHint.base_width;	1296	newwidth += szHint.base_width;
979	height += R->szHint.base_height;	1297	newheight += szHint.base_height;
980	rxvt_resize_all_windows(aR_ width, height, 0);	1298	resize_all_windows (newwidth, newheight, 0);
981	}	1299	}
982	}	1300	}
983		1301
984	/* -------------------------------------------------------------------- *	1302	/* -------------------------------------------------------------------- *
985	* - X INPUT METHOD ROUTINES - *	1303	* - X INPUT METHOD ROUTINES - *
986	* -------------------------------------------------------------------- */	1304	* -------------------------------------------------------------------- */
987	#ifdef USE_XIM	1305	#ifdef USE_XIM
988	/* INTPROTO */
989	void
990	rxvt_setSize(pR_ XRectangle * size)
991	{
992	size->x = R->TermWin.int_bwidth;
993	size->y = R->TermWin.int_bwidth;
994	size->width = Width2Pixel(R->TermWin.ncol);
995	size->height = Height2Pixel(R->TermWin.nrow);
996	}
997		1306
998	/* INTPROTO */
999	void	1307	void
1000	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1308	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001	{	1309	{
1002	*fg = R->PixColors[Color_fg];	1310	fg = pix_colors[Color_fg];
1003	*bg = R->PixColors[Color_bg];	1311	bg = pix_colors[Color_bg];
		1312	}
		1313
		1314	void
		1315	rxvt_term::im_set_size (XRectangle &size)
		1316	{
		1317	// the int_bwidth terms make no sense to me
		1318	size.x = int_bwidth;
		1319	size.y = int_bwidth;
		1320	size.width = Width2Pixel (ncol) + int_bwidth;
		1321	size.height = Height2Pixel (nrow) + int_bwidth;
		1322	}
		1323
		1324	void
		1325	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1326	XRectangle &status_rect,
		1327	const XRectangle &needed_rect)
		1328	{
		1329	preedit_rect.x = needed_rect.width;
		1330	preedit_rect.y = 0;
		1331	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1332	preedit_rect.height = fheight;
		1333
		1334	status_rect.x = 0;
		1335	status_rect.y = 0;
		1336	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1337	status_rect.height = fheight;
1004	}	1338	}
1005		1339
1006	/* Checking whether input method is running. */	1340	/* Checking whether input method is running. */
1007	/* INTPROTO */
1008	Bool	1341	bool
1009	rxvt_IMisRunning(pR)	1342	rxvt_term::IMisRunning ()
1010	{	1343	{
1011	char *p;	1344	char *p;
1012	Atom atom;	1345	Atom atom;
1013	Window win;	1346	Window win;
1014	char server[IMBUFSIZ];	1347	char server[IMBUFSIZ];
1015		1348
1016	/* get current locale modifier */	1349	/* get current locale modifier */
1017	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1350	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1351	{
1018	STRCPY(server, "@server=");	1352	strcpy (server, "@server=");
1019	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1353	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1354
1020	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1355	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021	*p = '\0';	1356	*p = '\0';
1022		1357
1023	atom = XInternAtom(R->Xdisplay, server, False);	1358	atom = XInternAtom (display->display, server, False);
1024	win = XGetSelectionOwner(R->Xdisplay, atom);	1359	win = XGetSelectionOwner (display->display, atom);
		1360
1025	if (win != None)	1361	if (win != None)
1026	return True;	1362	return True;
1027	}	1363	}
		1364
1028	return False;	1365	return False;
1029	}	1366	}
1030		1367
1031	/* EXTPROTO */
1032	void	1368	void
1033	rxvt_IMSendSpot(pR)	1369	rxvt_term::IMSendSpot ()
1034	{	1370	{
1035	XPoint spot;	1371	XPoint nspot;
1036	XVaNestedList preedit_attr;	1372	XVaNestedList preedit_attr;
1037		1373
1038	if (R->Input_Context == NULL	1374	if (!Input_Context
		1375	|| !focus
1039	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1376	|| !(input_style & XIMPreeditPosition))
1040	|| !(R->event_type == KeyPress
1041	|| R->event_type == Expose
1042	|| R->event_type == NoExpose
1043	|| R->event_type == SelectionNotify
1044	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
1045	|| !rxvt_IMisRunning(aR))
1046	return;	1377	return;
1047		1378
1048	rxvt_setPosition(aR_ & spot);	1379	im_set_position (nspot);
1049		1380
		1381	if (nspot.x == spot.x && nspot.y == spot.y)
		1382	return;
		1383
		1384	spot = nspot;
		1385
1050	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1386	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1387	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052	XFree(preedit_attr);	1388	XFree (preedit_attr);
1053	}	1389	}
1054		1390
1055	/* EXTPROTO */
1056	void	1391	void
1057	rxvt_setTermFontSet(pR_ int idx)	1392	rxvt_term::im_destroy ()
1058	{	1393	{
1059	char *string;	1394	if (input_method)
1060	long length;	1395	{
1061	int success = 0;	1396	if (Input_Context && input_method->xim)
		1397	XDestroyIC (Input_Context);
1062		1398
1063	if (idx < 0 || idx >= MAX_NFONTS)	1399	display->put_xim (input_method);
1064	return;	1400	input_method = 0;
1065	}	1401	}
1066		1402
1067	/* INTPROTO */
1068	void
1069	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070	XRectangle * needed_rect)
1071	{
1072	int mbh, vtx = 0;
1073
1074	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075	vtx = scrollbar_TotalWidth();
1076	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077	mbh -= R->TermWin.lineSpace;
1078
1079	preedit_rect->x = needed_rect->width + vtx;
1080	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083	+ vtx;
1084	preedit_rect->height = Height2Pixel(1);
1085
1086	status_rect->x = vtx;
1087	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089	status_rect->width = needed_rect->width ? needed_rect->width
1090	: Width2Pixel(R->TermWin.ncol + 1);
1091	status_rect->height = Height2Pixel(1);
1092	}
1093
1094	/* ARGSUSED */
1095	/* INTPROTO */
1096	void
1097	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098	__attribute__ ((unused)), XPointer call_data
1099	__attribute__ ((unused)))
1100	{
1101	dR;
1102
1103	R->Input_Context = NULL;	1403	Input_Context = 0;
1104	/* To avoid Segmentation Fault in C locale: Solaris only? */
1105	if (STRCMP(R->locale, "C"))
1106	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107	rxvt_IMInstantiateCallback, NULL);
1108	}	1404	}
1109		1405
1110	/*	1406	/*
1111	* X manual pages and include files don't match on some systems:	1407	* Try to open a XIM with the current modifiers, then see if we can
1112	* some think this is an XIDProc and others an XIMProc so we can't	1408	* open a suitable preedit type
1113	* use the first argument - need to update this to be nice for
1114	* both types via some sort of configure detection
1115	*/	1409	*/
1116	/* ARGSUSED */	1410	bool
1117	/* EXTPROTO */	1411	rxvt_term::IM_get_IC (const char *modifiers)
1118	void
1119	rxvt_IMInstantiateCallback(Display * unused
1120	__attribute__ ((unused)), XPointer client_data
1121	__attribute__ ((unused)), XPointer call_data
1122	__attribute__ ((unused)))
1123	{	1412	{
1124	dR;	1413	int i, j, found;
1125	int i, found, had_im;	1414	XIM xim;
		1415	XPoint spot;
		1416	XRectangle rect, status_rect, needed_rect;
		1417	unsigned long fg, bg;
		1418	const char *p;
		1419	char **s;
		1420	XIMStyles *xim_styles;
		1421
		1422	set_environ (envv);
		1423
		1424	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1425	return false;
		1426
		1427	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
		1428	input_method = display->get_xim (locale, modifiers);
		1429	if (input_method == NULL)
		1430	return false;
		1431
		1432	xim = input_method->xim;
		1433	spot.x = spot.y = -1;
		1434
		1435	xim_styles = NULL;
		1436	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
		1437	|| !xim_styles || !xim_styles->count_styles)
		1438	{
		1439	im_destroy ();
		1440	return false;
		1441	}
		1442
		1443	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1444
		1445	for (int pi = 0; pi < 2; pi++)
		1446	{
		1447	p = pet[pi];
		1448
		1449	if (!p)
		1450	continue;
		1451
		1452	s = rxvt_splitcommastring (p);
		1453
		1454	for (i = found = 0; !found && s[i]; i++)
		1455	{
		1456	if (!strcmp (s[i], "OverTheSpot"))
		1457	input_style = (XIMPreeditPosition | XIMStatusNothing);
		1458	else if (!strcmp (s[i], "OffTheSpot"))
		1459	input_style = (XIMPreeditArea | XIMStatusArea);
		1460	else if (!strcmp (s[i], "Root"))
		1461	input_style = (XIMPreeditNothing | XIMStatusNothing);
		1462	else if (!strcmp (s[i], "None"))
		1463	input_style = (XIMPreeditNone | XIMStatusNone);
		1464
		1465	for (j = 0; j < xim_styles->count_styles; j++)
		1466	if (input_style == xim_styles->supported_styles[j])
		1467	{
		1468	rxvt_freecommastring (s);
		1469
		1470	found = 1;
		1471	goto foundpet;
		1472	}
		1473
		1474	}
		1475
		1476	rxvt_freecommastring (s);
		1477	}
		1478
		1479	foundpet:
		1480
		1481	XFree (xim_styles);
		1482
		1483	if (!found)
		1484	{
		1485	im_destroy ();
		1486	return false;
		1487	}
		1488
		1489	XFontSet fs = 0;
		1490	XVaNestedList preedit_attr = 0, status_attr = 0;
		1491
		1492	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1493	{
		1494	// fake us a font-set, please
		1495	char **missing_charset_list;
		1496	int missing_charset_count;
		1497	char *def_string;
		1498	char pat[512];
		1499
		1500	sprintf (pat,
		1501	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1502	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1503	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1504	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1505	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1506	"*",
		1507	fheight,
		1508	fheight + 1, fheight - 1,
		1509	fheight - 2, fheight + 2);
		1510
		1511	fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1512	&missing_charset_list, &missing_charset_count, &def_string);
		1513
		1514	if (missing_charset_list)
		1515	XFreeStringList (missing_charset_list);
		1516
		1517	if (!fs)
		1518	{
		1519	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1520	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1521	}
		1522	}
		1523
		1524	if (input_style & XIMPreeditPosition)
		1525	{
		1526	im_set_size (rect);
		1527	im_set_position (spot);
		1528	im_set_color (fg, bg);
		1529
		1530	preedit_attr = XVaCreateNestedList (0,
		1531	XNForeground, fg,
		1532	XNBackground, bg,
		1533	XNArea, &rect,
		1534	XNSpotLocation, &spot,
		1535	XNFontSet, fs,
		1536	NULL);
		1537	}
		1538	else if (input_style & XIMPreeditArea)
		1539	{
		1540	im_set_color (fg, bg);
		1541
		1542	/*
		1543	* The necessary width of preedit area is unknown
		1544	* until create input context.
		1545	*/
		1546	needed_rect.width = 0;
		1547	im_set_preedit_area (rect, status_rect, needed_rect);
		1548
		1549	preedit_attr = XVaCreateNestedList (0,
		1550	XNForeground, fg,
		1551	XNBackground, bg,
		1552	XNArea, &rect,
		1553	XNFontSet, fs,
		1554	NULL);
		1555	status_attr = XVaCreateNestedList (0,
		1556	XNForeground, fg,
		1557	XNBackground, bg,
		1558	XNArea, &status_rect,
		1559	XNFontSet, fs,
		1560	NULL);
		1561	}
		1562
		1563	Input_Context = XCreateIC (xim,
		1564	XNInputStyle, input_style,
		1565	XNClientWindow, vt,
		1566	XNFocusWindow, parent[0],
		1567	preedit_attr ? XNPreeditAttributes : NULL,
		1568	preedit_attr,
		1569	status_attr ? XNStatusAttributes : NULL,
		1570	status_attr, NULL);
		1571
		1572	if (preedit_attr) XFree (preedit_attr);
		1573	if (status_attr) XFree (status_attr);
		1574	if (fs) XFreeFontSet (display->display, fs);
		1575
		1576	if (Input_Context == NULL)
		1577	{
		1578	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1579	im_destroy ();
		1580	return false;
		1581	}
		1582
		1583	if (input_style & XIMPreeditArea)
		1584	IMSetStatusPosition ();
		1585
		1586	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1587	return true;
		1588	}
		1589
		1590	void
		1591	rxvt_term::im_cb ()
		1592	{
		1593	int i;
1126	const char *p;	1594	const char *p;
1127	char **s;	1595	char **s;
1128	char buf[IMBUFSIZ];	1596	char buf[IMBUFSIZ];
1129		1597
		1598	make_current ();
		1599
		1600	im_destroy ();
		1601
1130	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1602	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1131	if (R->Input_Context)	1603	if (Input_Context)
1132	return;	1604	return;
1133		1605
		1606	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1607	if (rs[Rs_imLocale])
		1608	SET_LOCALE (rs[Rs_imLocale]);
		1609	#endif
		1610
1134	p = R->rs[Rs_inputMethod];	1611	p = rs[Rs_inputMethod];
1135	if (p && *p)	1612	if (p && *p)
1136	{	1613	{
1137	bool found = false;	1614	bool found = false;
1138		1615
1139	s = rxvt_splitcommastring (p);	1616	s = rxvt_splitcommastring (p);
		1617
1140	for (i = 0; s[i]; i++)	1618	for (i = 0; s[i]; i++)
1141	{	1619	{
1142	if (*s[i])	1620	if (*s[i])
1143	{	1621	{
1144	STRCPY (buf, "@im=");	1622	strcpy (buf, "@im=");
1145	STRNCAT (buf, s[i], IMBUFSIZ - 5);	1623	strncat (buf, s[i], IMBUFSIZ - 5);
1146	if ((p = XSetLocaleModifiers (buf)) && *p	1624	if (IM_get_IC (buf))
1147	&& rxvt_IM_get_IC (aR))
1148	{	1625	{
1149	found = true;	1626	found = true;
1150	break;	1627	break;
1151	}	1628	}
1152	}	1629	}
1153	}	1630	}
1154	for (i = 0; s[i]; i++)	1631
1155	free(s[i]);	1632	rxvt_freecommastring (s);
1156	free(s);
1157		1633
1158	if (found)	1634	if (found)
1159	return;	1635	goto done;
1160	}	1636	}
1161		1637
1162	/* try with XMODIFIERS env. var. */	1638	/* try with XMODIFIERS env. var. */
1163	if ((p = XSetLocaleModifiers ("")) && *p	1639	if (IM_get_IC (""))
1164	&& rxvt_IM_get_IC (aR))	1640	goto done;
		1641
		1642	/* try with no modifiers base IF the user didn't specify an IM */
		1643	if (IM_get_IC ("@im=none"))
		1644	goto done;
		1645
		1646	done:
		1647	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1648	if (rs[Rs_imLocale])
		1649	SET_LOCALE (locale);
		1650	#endif
		1651	}
		1652
		1653	void
		1654	rxvt_term::IMSetStatusPosition ()
		1655	{
		1656	XRectangle preedit_rect, status_rect, *needed_rect;
		1657	XVaNestedList preedit_attr, status_attr;
		1658
		1659	if (!Input_Context
		1660	|| !focus
		1661	|| !(input_style & XIMPreeditArea)
		1662	|| !IMisRunning ())
1165	return;	1663	return;
1166		1664
1167	/* try with no modifiers base IF the user didn't specify an IM */
1168	if ((p = XSetLocaleModifiers ("@im=none")) && *p
1169	&& rxvt_IM_get_IC (aR) == True)
1170	return;
1171	}
1172
1173	/*
1174	* Try to open a XIM with the current modifiers, then see if we can
1175	* open a suitable preedit type
1176	*/
1177	/* INTPROTO */
1178	Bool
1179	rxvt_IM_get_IC(pR)
1180	{
1181	int i, j, found;
1182	XIM xim;
1183	XPoint spot;
1184	XRectangle rect, status_rect, needed_rect;
1185	unsigned long fg, bg;
1186	const char *p;
1187	char **s;
1188	XIMStyles *xim_styles;
1189	XVaNestedList preedit_attr, status_attr;
1190	XIMCallback ximcallback;
1191
1192	D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194	if (xim == NULL)
1195	return False;
1196
1197	xim_styles = NULL;
1198	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1199	|| !xim_styles || !xim_styles->count_styles) {
1200	XCloseIM(xim);
1201	return False;
1202	}
1203
1204	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205	: "OverTheSpot,OffTheSpot,Root";
1206	s = rxvt_splitcommastring(p);
1207	for (i = found = 0; !found && s[i]; i++) {
1208	if (!STRCMP(s[i], "OverTheSpot"))
1209	R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210	else if (!STRCMP(s[i], "OffTheSpot"))
1211	R->input_style = (XIMPreeditArea | XIMStatusArea);
1212	else if (!STRCMP(s[i], "Root"))
1213	R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215	for (j = 0; j < xim_styles->count_styles; j++)
1216	if (R->input_style == xim_styles->supported_styles[j]) {
1217	found = 1;
1218	break;
1219	}
1220	}
1221	for (i = 0; s[i]; i++)
1222	free(s[i]);
1223	free(s);
1224	XFree(xim_styles);
1225
1226	if (!found) {
1227	XCloseIM(xim);
1228	return False;
1229	}
1230
1231	ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233	/* XXX: not sure why we need this (as well as IC one below) */
1234	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236	preedit_attr = status_attr = NULL;
1237
1238	if (R->input_style & XIMPreeditPosition) {
1239	rxvt_setSize(aR_ & rect);
1240	rxvt_setPosition(aR_ & spot);
1241	rxvt_setColor(aR_ & fg, &bg);
1242
1243	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1244	XNSpotLocation, &spot,
1245	XNForeground, fg, XNBackground, bg,
1246	//XNFontSet, R->TermWin.fontset,
1247	NULL);
1248	} else if (R->input_style & XIMPreeditArea) {
1249	rxvt_setColor(aR_ & fg, &bg);
1250
1251	/*
1252	* The necessary width of preedit area is unknown
1253	* until create input context.
1254	*/
1255	needed_rect.width = 0;
1256
1257	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260	XNForeground, fg, XNBackground, bg,
1261	//XNFontSet, R->TermWin.fontset,
1262	NULL);
1263	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264	XNForeground, fg, XNBackground, bg,
1265	//XNFontSet, R->TermWin.fontset,
1266	NULL);
1267	}
1268	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269	XNClientWindow, R->TermWin.parent[0],
1270	XNFocusWindow, R->TermWin.parent[0],
1271	XNDestroyCallback, &ximcallback,
1272	preedit_attr ? XNPreeditAttributes : NULL,
1273	preedit_attr,
1274	status_attr ? XNStatusAttributes : NULL,
1275	status_attr, NULL);
1276	if (preedit_attr)
1277	XFree(preedit_attr);
1278	if (status_attr)
1279	XFree(status_attr);
1280	if (R->Input_Context == NULL) {
1281	rxvt_print_error("failed to create input context");
1282	XCloseIM(xim);
1283	return False;
1284	}
1285	if (R->input_style & XIMPreeditArea)
1286	rxvt_IMSetStatusPosition(aR);
1287	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288	return True;
1289	}
1290
1291	/* EXTPROTO */
1292	void
1293	rxvt_IMSetStatusPosition(pR)
1294	{
1295	XRectangle preedit_rect, status_rect, *needed_rect;
1296	XVaNestedList preedit_attr, status_attr;
1297
1298	if (R->Input_Context == NULL
1299	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1300	|| !rxvt_IMisRunning(aR))
1301	return;
1302
1303	/* Getting the necessary width of preedit area */	1665	/* Getting the necessary width of preedit area */
1304	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1666	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1667	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306	XFree(status_attr);	1668	XFree (status_attr);
1307		1669
1308	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1670	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1671	XFree (needed_rect);
1309		1672
1310	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1673	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1674	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312		1675
1313	XSetICValues(R->Input_Context,	1676	XSetICValues (Input_Context,
1314	XNPreeditAttributes, preedit_attr,	1677	XNPreeditAttributes, preedit_attr,
1315	XNStatusAttributes, status_attr, NULL);	1678	XNStatusAttributes, status_attr, NULL);
1316		1679
1317	XFree(preedit_attr);	1680	XFree (preedit_attr);
1318	XFree(status_attr);	1681	XFree (status_attr);
1319	}	1682	}
1320	#endif /* USE_XIM */	1683	#endif /* USE_XIM */
1321		1684
1322	/*----------------------------------------------------------------------*/	1685	/*----------------------------------------------------------------------*/
1323	rxvt_t rxvt_current_term;	1686	rxvt_t rxvt_current_term;

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